diff options
Diffstat (limited to 'sysdeps/arm/setjmp.S')
| -rw-r--r-- | sysdeps/arm/setjmp.S | 12 |
1 files changed, 9 insertions, 3 deletions
diff --git a/sysdeps/arm/setjmp.S b/sysdeps/arm/setjmp.S index b0b45ed..5e55ca5 100644 --- a/sysdeps/arm/setjmp.S +++ b/sysdeps/arm/setjmp.S @@ -17,6 +17,7 @@ <http://www.gnu.org/licenses/>. */ #include <sysdep.h> +#include <stap-probe.h> #include <bits/setjmp.h> #include <rtld-global-offsets.h> #include <arm-features.h> @@ -27,9 +28,11 @@ ENTRY (__sigsetjmp) #endif mov ip, r0 - /* Save registers */ - sfi_breg ip, \ - stmia \B!, JMP_BUF_REGLIST + /* setjmp probe expects sigsetjmp first argument (4@r0), second + argument (-4@r1), and target address (4@r14), respectively. */ + LIBC_PROBE (setjmp, 3, 4@r0, -4@r1, 4@r14) + + /* Save sp and lr */ #ifdef PTR_MANGLE mov a4, sp PTR_MANGLE2 (a4, a4, a3) @@ -40,6 +43,9 @@ ENTRY (__sigsetjmp) str sp, [ip], #4 str lr, [ip], #4 #endif + /* Save registers */ + sfi_breg ip, \ + stmia \B!, JMP_BUF_REGLIST #if !defined ARM_ASSUME_NO_IWMMXT || defined __SOFTFP__ # define NEED_HWCAP 1 |